From owner-svn-src-all@freebsd.org Wed Nov 6 06:43:14 2019 Return-Path: Delivered-To: svn-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 30C961AB262; Wed, 6 Nov 2019 06:43:14 +0000 (UTC) (envelope-from cem@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 477H6V1JTkz4txS; Wed, 6 Nov 2019 06:43:14 +0000 (UTC) (envelope-from cem@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 10F6221269; Wed, 6 Nov 2019 06:43:14 +0000 (UTC) (envelope-from cem@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id xA66hDmC069992; Wed, 6 Nov 2019 06:43:13 GMT (envelope-from cem@FreeBSD.org) Received: (from cem@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id xA66hDZN069989; Wed, 6 Nov 2019 06:43:13 GMT (envelope-from cem@FreeBSD.org) Message-Id: <201911060643.xA66hDZN069989@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: cem set sender to cem@FreeBSD.org using -f From: Conrad Meyer Date: Wed, 6 Nov 2019 06:43:13 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-vendor@freebsd.org Subject: svn commit: r354372 - in vendor/zstd/1.4.4: . contrib/adaptive-compression contrib/gen_html contrib/pzstd contrib/seekable_format/examples doc doc/educational_decoder examples lib lib/common lib/co... X-SVN-Group: vendor X-SVN-Commit-Author: cem X-SVN-Commit-Paths: in vendor/zstd/1.4.4: . contrib/adaptive-compression contrib/gen_html contrib/pzstd contrib/seekable_format/examples doc doc/educational_decoder examples lib lib/common lib/compress lib/decompress lib... X-SVN-Commit-Revision: 354372 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 06 Nov 2019 06:43:14 -0000 Author: cem Date: Wed Nov 6 06:43:13 2019 New Revision: 354372 URL: https://svnweb.freebsd.org/changeset/base/354372 Log: Tag Zstd 1.4.4 Added: vendor/zstd/1.4.4/ - copied from r354369, vendor/zstd/dist/ vendor/zstd/1.4.4/lib/compress/zstd_cwksp.h - copied unchanged from r354371, vendor/zstd/dist/lib/compress/zstd_cwksp.h vendor/zstd/1.4.4/tests/fuzz/dictionary_loader.c - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/dictionary_loader.c vendor/zstd/1.4.4/tests/fuzz/fuzz_data_producer.c - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/fuzz_data_producer.c vendor/zstd/1.4.4/tests/fuzz/fuzz_data_producer.h - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/fuzz_data_producer.h vendor/zstd/1.4.4/tests/golden-compression/ - copied from r354371, vendor/zstd/dist/tests/golden-compression/ vendor/zstd/1.4.4/tests/golden-decompression/ - copied from r354371, vendor/zstd/dist/tests/golden-decompression/ Replaced: vendor/zstd/1.4.4/CHANGELOG - copied unchanged from r354371, vendor/zstd/dist/CHANGELOG vendor/zstd/1.4.4/Makefile - copied unchanged from r354371, vendor/zstd/dist/Makefile vendor/zstd/1.4.4/README.md - copied unchanged from r354371, vendor/zstd/dist/README.md vendor/zstd/1.4.4/appveyor.yml - copied unchanged from r354371, vendor/zstd/dist/appveyor.yml vendor/zstd/1.4.4/doc/educational_decoder/Makefile - copied unchanged from r354371, vendor/zstd/dist/doc/educational_decoder/Makefile vendor/zstd/1.4.4/doc/educational_decoder/harness.c - copied unchanged from r354371, vendor/zstd/dist/doc/educational_decoder/harness.c vendor/zstd/1.4.4/doc/educational_decoder/zstd_decompress.c - copied unchanged from r354371, vendor/zstd/dist/doc/educational_decoder/zstd_decompress.c vendor/zstd/1.4.4/doc/educational_decoder/zstd_decompress.h - copied unchanged from r354371, vendor/zstd/dist/doc/educational_decoder/zstd_decompress.h vendor/zstd/1.4.4/doc/zstd_compression_format.md - copied unchanged from r354371, vendor/zstd/dist/doc/zstd_compression_format.md vendor/zstd/1.4.4/doc/zstd_manual.html - copied unchanged from r354371, vendor/zstd/dist/doc/zstd_manual.html vendor/zstd/1.4.4/examples/streaming_compression.c - copied unchanged from r354371, vendor/zstd/dist/examples/streaming_compression.c vendor/zstd/1.4.4/examples/streaming_decompression.c - copied unchanged from r354371, vendor/zstd/dist/examples/streaming_decompression.c vendor/zstd/1.4.4/lib/Makefile - copied unchanged from r354371, vendor/zstd/dist/lib/Makefile vendor/zstd/1.4.4/lib/README.md - copied unchanged from r354371, vendor/zstd/dist/lib/README.md vendor/zstd/1.4.4/lib/common/bitstream.h - copied unchanged from r354371, vendor/zstd/dist/lib/common/bitstream.h vendor/zstd/1.4.4/lib/common/compiler.h - copied unchanged from r354371, vendor/zstd/dist/lib/common/compiler.h vendor/zstd/1.4.4/lib/common/fse.h - copied unchanged from r354371, vendor/zstd/dist/lib/common/fse.h vendor/zstd/1.4.4/lib/common/fse_decompress.c - copied unchanged from r354371, vendor/zstd/dist/lib/common/fse_decompress.c vendor/zstd/1.4.4/lib/common/mem.h - copied unchanged from r354371, vendor/zstd/dist/lib/common/mem.h vendor/zstd/1.4.4/lib/common/pool.c - copied unchanged from r354371, vendor/zstd/dist/lib/common/pool.c vendor/zstd/1.4.4/lib/common/threading.c - copied unchanged from r354371, vendor/zstd/dist/lib/common/threading.c vendor/zstd/1.4.4/lib/common/threading.h - copied unchanged from r354371, vendor/zstd/dist/lib/common/threading.h vendor/zstd/1.4.4/lib/common/xxhash.c - copied unchanged from r354371, vendor/zstd/dist/lib/common/xxhash.c vendor/zstd/1.4.4/lib/common/zstd_internal.h - copied unchanged from r354371, vendor/zstd/dist/lib/common/zstd_internal.h vendor/zstd/1.4.4/lib/compress/zstd_compress.c - copied unchanged from r354371, vendor/zstd/dist/lib/compress/zstd_compress.c vendor/zstd/1.4.4/lib/compress/zstd_compress_internal.h - copied unchanged from r354371, vendor/zstd/dist/lib/compress/zstd_compress_internal.h vendor/zstd/1.4.4/lib/compress/zstd_compress_literals.c - copied unchanged from r354371, vendor/zstd/dist/lib/compress/zstd_compress_literals.c vendor/zstd/1.4.4/lib/compress/zstd_compress_literals.h - copied unchanged from r354371, vendor/zstd/dist/lib/compress/zstd_compress_literals.h vendor/zstd/1.4.4/lib/compress/zstd_compress_sequences.c - copied unchanged from r354371, vendor/zstd/dist/lib/compress/zstd_compress_sequences.c vendor/zstd/1.4.4/lib/compress/zstd_compress_sequences.h - copied unchanged from r354371, vendor/zstd/dist/lib/compress/zstd_compress_sequences.h vendor/zstd/1.4.4/lib/compress/zstd_double_fast.c - copied unchanged from r354371, vendor/zstd/dist/lib/compress/zstd_double_fast.c vendor/zstd/1.4.4/lib/compress/zstd_fast.c - copied unchanged from r354371, vendor/zstd/dist/lib/compress/zstd_fast.c vendor/zstd/1.4.4/lib/compress/zstd_lazy.c - copied unchanged from r354371, vendor/zstd/dist/lib/compress/zstd_lazy.c vendor/zstd/1.4.4/lib/compress/zstd_ldm.c - copied unchanged from r354371, vendor/zstd/dist/lib/compress/zstd_ldm.c vendor/zstd/1.4.4/lib/compress/zstd_opt.c - copied unchanged from r354371, vendor/zstd/dist/lib/compress/zstd_opt.c vendor/zstd/1.4.4/lib/compress/zstdmt_compress.c - copied unchanged from r354371, vendor/zstd/dist/lib/compress/zstdmt_compress.c vendor/zstd/1.4.4/lib/decompress/huf_decompress.c - copied unchanged from r354371, vendor/zstd/dist/lib/decompress/huf_decompress.c vendor/zstd/1.4.4/lib/decompress/zstd_decompress.c - copied unchanged from r354371, vendor/zstd/dist/lib/decompress/zstd_decompress.c vendor/zstd/1.4.4/lib/decompress/zstd_decompress_block.c - copied unchanged from r354371, vendor/zstd/dist/lib/decompress/zstd_decompress_block.c vendor/zstd/1.4.4/lib/deprecated/zbuff.h - copied unchanged from r354371, vendor/zstd/dist/lib/deprecated/zbuff.h vendor/zstd/1.4.4/lib/dictBuilder/cover.c - copied unchanged from r354371, vendor/zstd/dist/lib/dictBuilder/cover.c vendor/zstd/1.4.4/lib/dictBuilder/zdict.c - copied unchanged from r354371, vendor/zstd/dist/lib/dictBuilder/zdict.c vendor/zstd/1.4.4/lib/legacy/zstd_v01.c - copied unchanged from r354371, vendor/zstd/dist/lib/legacy/zstd_v01.c vendor/zstd/1.4.4/lib/legacy/zstd_v02.c - copied unchanged from r354371, vendor/zstd/dist/lib/legacy/zstd_v02.c vendor/zstd/1.4.4/lib/legacy/zstd_v03.c - copied unchanged from r354371, vendor/zstd/dist/lib/legacy/zstd_v03.c vendor/zstd/1.4.4/lib/legacy/zstd_v04.c - copied unchanged from r354371, vendor/zstd/dist/lib/legacy/zstd_v04.c vendor/zstd/1.4.4/lib/legacy/zstd_v05.c - copied unchanged from r354371, vendor/zstd/dist/lib/legacy/zstd_v05.c vendor/zstd/1.4.4/lib/legacy/zstd_v06.c - copied unchanged from r354371, vendor/zstd/dist/lib/legacy/zstd_v06.c vendor/zstd/1.4.4/lib/legacy/zstd_v07.c - copied unchanged from r354371, vendor/zstd/dist/lib/legacy/zstd_v07.c vendor/zstd/1.4.4/lib/libzstd.pc.in - copied unchanged from r354371, vendor/zstd/dist/lib/libzstd.pc.in vendor/zstd/1.4.4/lib/zstd.h - copied unchanged from r354371, vendor/zstd/dist/lib/zstd.h vendor/zstd/1.4.4/programs/README.md - copied unchanged from r354371, vendor/zstd/dist/programs/README.md vendor/zstd/1.4.4/programs/benchzstd.c - copied unchanged from r354371, vendor/zstd/dist/programs/benchzstd.c vendor/zstd/1.4.4/programs/benchzstd.h - copied unchanged from r354371, vendor/zstd/dist/programs/benchzstd.h vendor/zstd/1.4.4/programs/datagen.c - copied unchanged from r354371, vendor/zstd/dist/programs/datagen.c vendor/zstd/1.4.4/programs/dibio.c - copied unchanged from r354371, vendor/zstd/dist/programs/dibio.c vendor/zstd/1.4.4/programs/fileio.c - copied unchanged from r354371, vendor/zstd/dist/programs/fileio.c vendor/zstd/1.4.4/programs/fileio.h - copied unchanged from r354371, vendor/zstd/dist/programs/fileio.h vendor/zstd/1.4.4/programs/platform.h - copied unchanged from r354371, vendor/zstd/dist/programs/platform.h vendor/zstd/1.4.4/programs/timefn.h - copied unchanged from r354371, vendor/zstd/dist/programs/timefn.h vendor/zstd/1.4.4/programs/util.c - copied unchanged from r354371, vendor/zstd/dist/programs/util.c vendor/zstd/1.4.4/programs/util.h - copied unchanged from r354371, vendor/zstd/dist/programs/util.h vendor/zstd/1.4.4/programs/zstd.1 - copied unchanged from r354371, vendor/zstd/dist/programs/zstd.1 vendor/zstd/1.4.4/programs/zstd.1.md - copied unchanged from r354371, vendor/zstd/dist/programs/zstd.1.md vendor/zstd/1.4.4/programs/zstdcli.c - copied unchanged from r354371, vendor/zstd/dist/programs/zstdcli.c vendor/zstd/1.4.4/programs/zstdgrep.1 - copied unchanged from r354371, vendor/zstd/dist/programs/zstdgrep.1 vendor/zstd/1.4.4/programs/zstdless.1 - copied unchanged from r354371, vendor/zstd/dist/programs/zstdless.1 vendor/zstd/1.4.4/tests/Makefile - copied unchanged from r354371, vendor/zstd/dist/tests/Makefile vendor/zstd/1.4.4/tests/decodecorpus.c - copied unchanged from r354371, vendor/zstd/dist/tests/decodecorpus.c vendor/zstd/1.4.4/tests/fullbench.c - copied unchanged from r354371, vendor/zstd/dist/tests/fullbench.c vendor/zstd/1.4.4/tests/fuzz/Makefile - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/Makefile vendor/zstd/1.4.4/tests/fuzz/README.md - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/README.md vendor/zstd/1.4.4/tests/fuzz/block_decompress.c - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/block_decompress.c vendor/zstd/1.4.4/tests/fuzz/block_round_trip.c - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/block_round_trip.c vendor/zstd/1.4.4/tests/fuzz/dictionary_decompress.c - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/dictionary_decompress.c vendor/zstd/1.4.4/tests/fuzz/dictionary_round_trip.c - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/dictionary_round_trip.c vendor/zstd/1.4.4/tests/fuzz/fuzz.h - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/fuzz.h vendor/zstd/1.4.4/tests/fuzz/fuzz.py - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/fuzz.py vendor/zstd/1.4.4/tests/fuzz/fuzz_helpers.h - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/fuzz_helpers.h vendor/zstd/1.4.4/tests/fuzz/regression_driver.c - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/regression_driver.c vendor/zstd/1.4.4/tests/fuzz/simple_compress.c - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/simple_compress.c vendor/zstd/1.4.4/tests/fuzz/simple_decompress.c - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/simple_decompress.c vendor/zstd/1.4.4/tests/fuzz/simple_round_trip.c - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/simple_round_trip.c vendor/zstd/1.4.4/tests/fuzz/stream_decompress.c - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/stream_decompress.c vendor/zstd/1.4.4/tests/fuzz/stream_round_trip.c - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/stream_round_trip.c vendor/zstd/1.4.4/tests/fuzz/zstd_frame_info.c - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/zstd_frame_info.c vendor/zstd/1.4.4/tests/fuzz/zstd_helpers.c - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/zstd_helpers.c vendor/zstd/1.4.4/tests/fuzz/zstd_helpers.h - copied unchanged from r354371, vendor/zstd/dist/tests/fuzz/zstd_helpers.h vendor/zstd/1.4.4/tests/fuzzer.c - copied unchanged from r354371, vendor/zstd/dist/tests/fuzzer.c vendor/zstd/1.4.4/tests/playTests.sh - copied unchanged from r354371, vendor/zstd/dist/tests/playTests.sh vendor/zstd/1.4.4/tests/poolTests.c - copied unchanged from r354371, vendor/zstd/dist/tests/poolTests.c vendor/zstd/1.4.4/tests/regression/method.c - copied unchanged from r354371, vendor/zstd/dist/tests/regression/method.c vendor/zstd/1.4.4/tests/regression/results.csv - copied unchanged from r354371, vendor/zstd/dist/tests/regression/results.csv vendor/zstd/1.4.4/tests/zbufftest.c - copied unchanged from r354371, vendor/zstd/dist/tests/zbufftest.c vendor/zstd/1.4.4/tests/zstreamtest.c - copied unchanged from r354371, vendor/zstd/dist/tests/zstreamtest.c vendor/zstd/1.4.4/zlibWrapper/Makefile - copied unchanged from r354371, vendor/zstd/dist/zlibWrapper/Makefile vendor/zstd/1.4.4/zlibWrapper/examples/fitblk.c - copied unchanged from r354371, vendor/zstd/dist/zlibWrapper/examples/fitblk.c vendor/zstd/1.4.4/zlibWrapper/examples/zwrapbench.c - copied unchanged from r354371, vendor/zstd/dist/zlibWrapper/examples/zwrapbench.c vendor/zstd/1.4.4/zlibWrapper/gzclose.c - copied unchanged from r354371, vendor/zstd/dist/zlibWrapper/gzclose.c vendor/zstd/1.4.4/zlibWrapper/gzlib.c - copied unchanged from r354371, vendor/zstd/dist/zlibWrapper/gzlib.c vendor/zstd/1.4.4/zlibWrapper/gzread.c - copied unchanged from r354371, vendor/zstd/dist/zlibWrapper/gzread.c vendor/zstd/1.4.4/zlibWrapper/gzwrite.c - copied unchanged from r354371, vendor/zstd/dist/zlibWrapper/gzwrite.c vendor/zstd/1.4.4/zlibWrapper/zstd_zlibwrapper.c - copied unchanged from r354371, vendor/zstd/dist/zlibWrapper/zstd_zlibwrapper.c Deleted: vendor/zstd/1.4.4/contrib/adaptive-compression/Makefile vendor/zstd/1.4.4/contrib/adaptive-compression/README.md vendor/zstd/1.4.4/contrib/adaptive-compression/adapt.c vendor/zstd/1.4.4/contrib/adaptive-compression/datagencli.c vendor/zstd/1.4.4/contrib/adaptive-compression/test-correctness.sh vendor/zstd/1.4.4/contrib/adaptive-compression/test-performance.sh vendor/zstd/1.4.4/contrib/gen_html/.gitignore vendor/zstd/1.4.4/contrib/pzstd/.gitignore vendor/zstd/1.4.4/contrib/seekable_format/examples/.gitignore vendor/zstd/1.4.4/examples/.gitignore vendor/zstd/1.4.4/lib/.gitignore vendor/zstd/1.4.4/programs/.gitignore vendor/zstd/1.4.4/tests/.gitignore vendor/zstd/1.4.4/tests/files/huffman-compressed-larger vendor/zstd/1.4.4/zlibWrapper/.gitignore Copied: vendor/zstd/1.4.4/CHANGELOG (from r354371, vendor/zstd/dist/CHANGELOG) ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ vendor/zstd/1.4.4/CHANGELOG Wed Nov 6 06:43:13 2019 (r354372, copy of r354371, vendor/zstd/dist/CHANGELOG) @@ -0,0 +1,528 @@ +v1.4.4 +perf: Improved decompression speed, by > 10%, by @terrelln +perf: Better compression speed when re-using a context, by @felixhandte +perf: Fix compression ratio when compressing large files with small dictionary, by @senhuang42 +perf: zstd reference encoder can generate RLE blocks, by @bimbashrestha +perf: minor generic speed optimization, by @davidbolvansky +api: new ability to extract sequences from the parser for analysis, by @bimbashrestha +api: fixed decoding of magic-less frames, by @terrelln +api: fixed ZSTD_initCStream_advanced() performance with fast modes, reported by @QrczakMK +cli: Named pipes support, by @bimbashrestha +cli: short tar's extension support, by @stokito +cli: command --output-dir-flat= , generates target files into requested directory, by @senhuang42 +cli: commands --stream-size=# and --size-hint=#, by @nmagerko +cli: command --exclude-compressed, by @shashank0791 +cli: faster `-t` test mode +cli: improved some error messages, by @vangyzen +cli: rare deadlock condition within dictionary builder, by @terrelln +build: single-file decoder with emscripten compilation script, by @cwoffenden +build: fixed zlibWrapper compilation on Visual Studio, reported by @bluenlive +build: fixed deprecation warning for certain gcc version, reported by @jasonma163 +build: fix compilation on old gcc versions, by @cemeyer +build: improved installation directories for cmake script, by Dmitri Shubin +pack: modified pkgconfig, for better integration into openwrt, requested by @neheb +misc: Improved documentation : ZSTD_CLEVEL, DYNAMIC_BMI2, ZSTD_CDict, function deprecation, zstd format +misc: fixed educational decoder : accept larger literals section, and removed UNALIGNED() macro + +v1.4.3 +bug: Fix Dictionary Compression Ratio Regression by @cyan4973 (#1709) +bug: Fix Buffer Overflow in legacy v0.3 decompression by @felixhandte (#1722) +build: Add support for IAR C/C++ Compiler for Arm by @joseph0918 (#1705) + +v1.4.2 +bug: Fix bug in zstd-0.5 decoder by @terrelln (#1696) +bug: Fix seekable decompression in-memory API by @iburinoc (#1695) +misc: Validate blocks are smaller than size limit by @vivekmg (#1685) +misc: Restructure source files by @ephiepark (#1679) + +v1.4.1 +bug: Fix data corruption in niche use cases by @terrelln (#1659) +bug: Fuzz legacy modes, fix uncovered bugs by @terrelln (#1593, #1594, #1595) +bug: Fix out of bounds read by @terrelln (#1590) +perf: Improve decode speed by ~7% @mgrice (#1668) +perf: Slightly improved compression ratio of level 3 and 4 (ZSTD_dfast) by @cyan4973 (#1681) +perf: Slightly faster compression speed when re-using a context by @cyan4973 (#1658) +perf: Improve compression ratio for small windowLog by @cyan4973 (#1624) +perf: Faster compression speed in high compression mode for repetitive data by @terrelln (#1635) +api: Add parameter to generate smaller dictionaries by @tyler-tran (#1656) +cli: Recognize symlinks when built in C99 mode by @felixhandte (#1640) +cli: Expose cpu load indicator for each file on -vv mode by @ephiepark (#1631) +cli: Restrict read permissions on destination files by @chungy (#1644) +cli: zstdgrep: handle -f flag by @felixhandte (#1618) +cli: zstdcat: follow symlinks by @vejnar (#1604) +doc: Remove extra size limit on compressed blocks by @felixhandte (#1689) +doc: Fix typo by @yk-tanigawa (#1633) +doc: Improve documentation on streaming buffer sizes by @cyan4973 (#1629) +build: CMake: support building with LZ4 @leeyoung624 (#1626) +build: CMake: install zstdless and zstdgrep by @leeyoung624 (#1647) +build: CMake: respect existing uninstall target by @j301scott (#1619) +build: Make: skip multithread tests when built without support by @michaelforney (#1620) +build: Make: Fix examples/ test target by @sjnam (#1603) +build: Meson: rename options out of deprecated namespace by @lzutao (#1665) +build: Meson: fix build by @lzutao (#1602) +build: Visual Studio: don't export symbols in static lib by @scharan (#1650) +build: Visual Studio: fix linking by @absotively (#1639) +build: Fix MinGW-W64 build by @myzhang1029 (#1600) +misc: Expand decodecorpus coverage by @ephiepark (#1664) + +v1.4.0 +perf: Improve level 1 compression speed in most scenarios by 6% by @gbtucker and @terrelln +api: Move the advanced API, including all functions in the staging section, to the stable section +api: Make ZSTD_e_flush and ZSTD_e_end block for maximum forward progress +api: Rename ZSTD_CCtxParam_getParameter to ZSTD_CCtxParams_getParameter +api: Rename ZSTD_CCtxParam_setParameter to ZSTD_CCtxParams_setParameter +api: Don't export ZSTDMT functions from the shared library by default +api: Require ZSTD_MULTITHREAD to be defined to use ZSTDMT +api: Add ZSTD_decompressBound() to provide an upper bound on decompressed size by @shakeelrao +api: Fix ZSTD_decompressDCtx() corner cases with a dictionary +api: Move ZSTD_getDictID_*() functions to the stable section +api: Add ZSTD_c_literalCompressionMode flag to enable or disable literal compression by @terrelln +api: Allow compression parameters to be set when a dictionary is used +api: Allow setting parameters before or after ZSTD_CCtx_loadDictionary() is called +api: Fix ZSTD_estimateCStreamSize_usingCCtxParams() +api: Setting ZSTD_d_maxWindowLog to 0 means use the default +cli: Ensure that a dictionary is not used to compress itself by @shakeelrao +cli: Add --[no-]compress-literals flag to enable or disable literal compression +doc: Update the examples to use the advanced API +doc: Explain how to transition from old streaming functions to the advanced API in the header +build: Improve the Windows release packages +build: Improve CMake build by @hjmjohnson +build: Build fixes for FreeBSD by @lwhsu +build: Remove redundant warnings by @thatsafunnyname +build: Fix tests on OpenBSD by @bket +build: Extend fuzzer build system to work with the new clang engine +build: CMake now creates the libzstd.so.1 symlink +build: Improve Menson build by @lzutao +misc: Fix symbolic link detection on FreeBSD +misc: Use physical core count for -T0 on FreeBSD by @cemeyer +misc: Fix zstd --list on truncated files by @kostmo +misc: Improve logging in debug mode by @felixhandte +misc: Add CirrusCI tests by @lwhsu +misc: Optimize dictionary memory usage in corner cases +misc: Improve the dictionary builder on small or homogeneous data +misc: Fix spelling across the repo by @jsoref + +v1.3.8 +perf: better decompression speed on large files (+7%) and cold dictionaries (+15%) +perf: slightly better compression ratio at high compression modes +api : finalized advanced API, last stage before "stable" status +api : new --rsyncable mode, by @terrelln +api : support decompression of empty frames into NULL (used to be an error) (#1385) +build: new set of macros to build a minimal size decoder, by @felixhandte +build: fix compilation on MIPS32, reported by @clbr (#1441) +build: fix compilation with multiple -arch flags, by @ryandesign +build: highly upgraded meson build, by @lzutao +build: improved buck support, by @obelisk +build: fix cmake script : can create debug build, by @pitrou +build: Makefile : grep works on both colored consoles and systems without color support +build: fixed zstd-pgo, by @bmwiedemann +cli : support ZSTD_CLEVEL environment variable, by @yijinfb (#1423) +cli : --no-progress flag, preserving final summary (#1371), by @terrelln +cli : ensure destination file is not source file (#1422) +cli : clearer error messages, especially when input file not present +doc : clarified zstd_compression_format.md, by @ulikunitz +misc: fixed zstdgrep, returns 1 on failure, by @lzutao +misc: NEWS renamed as CHANGELOG, in accordance with fboss + +v1.3.7 +perf: slightly better decompression speed on clang (depending on hardware target) +fix : performance of dictionary compression for small input < 4 KB at levels 9 and 10 +build: no longer build backtrace by default in release mode; restrict further automatic mode +build: control backtrace support through build macro BACKTRACE +misc: added man pages for zstdless and zstdgrep, by @samrussell + +v1.3.6 +perf: much faster dictionary builder, by @jenniferliu +perf: faster dictionary compression on small data when using multiple contexts, by @felixhandte +perf: faster dictionary decompression when using a very large number of dictionaries simultaneously +cli : fix : does no longer overwrite destination when source does not exist (#1082) +cli : new command --adapt, for automatic compression level adaptation +api : fix : block api can be streamed with > 4 GB, reported by @catid +api : reduced ZSTD_DDict size by 2 KB +api : minimum negative compression level is defined, and can be queried using ZSTD_minCLevel(). +build: support Haiku target, by @korli +build: Read Legacy format is limited to v0.5+ by default. Can be changed at compile time with macro ZSTD_LEGACY_SUPPORT. +doc : zstd_compression_format.md updated to match wording in IETF RFC 8478 +misc: tests/paramgrill, a parameter optimizer, by @GeorgeLu97 + +v1.3.5 +perf: much faster dictionary compression, by @felixhandte +perf: small quality improvement for dictionary generation, by @terrelln +perf: slightly improved high compression levels (notably level 19) +mem : automatic memory release for long duration contexts +cli : fix : overlapLog can be manually set +cli : fix : decoding invalid lz4 frames +api : fix : performance degradation for dictionary compression when using advanced API, by @terrelln +api : change : clarify ZSTD_CCtx_reset() vs ZSTD_CCtx_resetParameters(), by @terrelln +build: select custom libzstd scope through control macros, by @GeorgeLu97 +build: OpenBSD patch, by @bket +build: make and make all are compatible with -j +doc : clarify zstd_compression_format.md, updated for IETF RFC process +misc: pzstd compatible with reproducible compilation, by @lamby + +v1.3.4 +perf: faster speed (especially decoding speed) on recent cpus (haswell+) +perf: much better performance associating --long with multi-threading, by @terrelln +perf: better compression at levels 13-15 +cli : asynchronous compression by default, for faster experience (use --single-thread for former behavior) +cli : smoother status report in multi-threading mode +cli : added command --fast=#, for faster compression modes +cli : fix crash when not overwriting existing files, by Pádraig Brady (@pixelb) +api : `nbThreads` becomes `nbWorkers` : 1 triggers asynchronous mode +api : compression levels can be negative, for even more speed +api : ZSTD_getFrameProgression() : get precise progress status of ZSTDMT anytime +api : ZSTDMT can accept new compression parameters during compression +api : implemented all advanced dictionary decompression prototypes +build: improved meson recipe, by Shawn Landden (@shawnl) +build: VS2017 scripts, by @HaydnTrigg +misc: all /contrib projects fixed +misc: added /contrib/docker script by @gyscos + +v1.3.3 +perf: faster zstd_opt strategy (levels 16-19) +fix : bug #944 : multithreading with shared ditionary and large data, reported by @gsliepen +cli : fix : content size written in header by default +cli : fix : improved LZ4 format support, by @felixhandte +cli : new : hidden command `-S`, to benchmark multiple files while generating one result per file +api : fix : support large skippable frames, by @terrelln +api : fix : streaming interface was adding a useless 3-bytes null block to small frames +api : change : when setting `pledgedSrcSize`, use `ZSTD_CONTENTSIZE_UNKNOWN` macro value to mean "unknown" +build: fix : compilation under rhel6 and centos6, reported by @pixelb +build: added `check` target + +v1.3.2 +new : long range mode, using --long command, by Stella Lau (@stellamplau) +new : ability to generate and decode magicless frames (#591) +changed : maximum nb of threads reduced to 200, to avoid address space exhaustion in 32-bits mode +fix : multi-threading compression works with custom allocators +fix : ZSTD_sizeof_CStream() was over-evaluating memory usage +fix : a rare compression bug when compression generates very large distances and bunch of other conditions (only possible at --ultra -22) +fix : 32-bits build can now decode large offsets (levels 21+) +cli : added LZ4 frame support by default, by Felix Handte (@felixhandte) +cli : improved --list output +cli : new : can split input file for dictionary training, using command -B# +cli : new : clean operation artefact on Ctrl-C interruption +cli : fix : do not change /dev/null permissions when using command -t with root access, reported by @mike155 (#851) +cli : fix : write file size in header in multiple-files mode +api : added macro ZSTD_COMPRESSBOUND() for static allocation +api : experimental : new advanced decompression API +api : fix : sizeof_CCtx() used to over-estimate +build: fix : no-multithread variant compiles without pool.c dependency, reported by Mitchell Blank Jr (@mitchblank) (#819) +build: better compatibility with reproducible builds, by Bernhard M. Wiedemann (@bmwiedemann) (#818) +example : added streaming_memory_usage +license : changed /examples license to BSD + GPLv2 +license : fix a few header files to reflect new license (#825) + +v1.3.1 +New license : BSD + GPLv2 +perf: substantially decreased memory usage in Multi-threading mode, thanks to reports by Tino Reichardt (@mcmilk) +perf: Multi-threading supports up to 256 threads. Cap at 256 when more are requested (#760) +cli : improved and fixed --list command, by @ib (#772) +cli : command -vV to list supported formats, by @ib (#771) +build : fixed binary variants, reported by @svenha (#788) +build : fix Visual compilation for non x86/x64 targets, reported by Greg Slazinski (@GregSlazinski) (#718) +API exp : breaking change : ZSTD_getframeHeader() provides more information +API exp : breaking change : pinned down values of error codes +doc : fixed huffman example, by Ulrich Kunitz (@ulikunitz) +new : contrib/adaptive-compression, I/O driven compression strength, by Paul Cruz (@paulcruz74) +new : contrib/long_distance_matching, statistics by Stella Lau (@stellamplau) +updated : contrib/linux-kernel, by Nick Terrell (@terrelln) + +v1.3.0 +cli : new : `--list` command, by Paul Cruz +cli : changed : xz/lzma support enabled by default +cli : changed : `-t *` continue processing list after a decompression error +API : added : ZSTD_versionString() +API : promoted to stable status : ZSTD_getFrameContentSize(), by Sean Purcell +API exp : new advanced API : ZSTD_compress_generic(), ZSTD_CCtx_setParameter() +API exp : new : API for static or external allocation : ZSTD_initStatic?Ctx() +API exp : added : ZSTD_decompressBegin_usingDDict(), requested by Guy Riddle (#700) +API exp : clarified memory estimation / measurement functions. +API exp : changed : strongest strategy renamed ZSTD_btultra, fastest strategy ZSTD_fast set to 1 +tools : decodecorpus can generate random dictionary-compressed samples, by Paul Cruz +new : contrib/seekable_format, demo and API, by Sean Purcell +changed : contrib/linux-kernel, updated version and license, by Nick Terrell + +v1.2.0 +cli : changed : Multithreading enabled by default (use target zstd-nomt or HAVE_THREAD=0 to disable) +cli : new : command -T0 means "detect and use nb of cores", by Sean Purcell +cli : new : zstdmt symlink hardwired to `zstd -T0` +cli : new : command --threads=# (#671) +cli : changed : cover dictionary builder by default, for improved quality, by Nick Terrell +cli : new : commands --train-cover and --train-legacy, to select dictionary algorithm and parameters +cli : experimental targets `zstd4` and `xzstd4`, with support for lz4 format, by Sean Purcell +cli : fix : does not output compressed data on console +cli : fix : ignore symbolic links unless --force specified, +API : breaking change : ZSTD_createCDict_advanced(), only use compressionParameters as argument +API : added : prototypes ZSTD_*_usingCDict_advanced(), for direct control over frameParameters. +API : improved: ZSTDMT_compressCCtx() reduced memory usage +API : fix : ZSTDMT_compressCCtx() now provides srcSize in header (#634) +API : fix : src size stored in frame header is controlled at end of frame +API : fix : enforced consistent rules for pledgedSrcSize==0 (#641) +API : fix : error code "GENERIC" replaced by "dstSizeTooSmall" when appropriate +build: improved cmake script, by @Majlen +build: enabled Multi-threading support for *BSD, by Baptiste Daroussin +tools: updated Paramgrill. Command -O# provides best parameters for sample and speed target. +new : contrib/linux-kernel version, by Nick Terrell + +v1.1.4 +cli : new : can compress in *.gz format, using --format=gzip command, by Przemyslaw Skibinski +cli : new : advanced benchmark command --priority=rt +cli : fix : write on sparse-enabled file systems in 32-bits mode, by @ds77 +cli : fix : --rm remains silent when input is stdin +cli : experimental : xzstd, with support for xz/lzma decoding, by Przemyslaw Skibinski +speed : improved decompression speed in streaming mode for single shot scenarios (+5%) +memory: DDict (decompression dictionary) memory usage down from 150 KB to 20 KB +arch: 32-bits variant able to generate and decode very long matches (>32 MB), by Sean Purcell +API : new : ZSTD_findFrameCompressedSize(), ZSTD_getFrameContentSize(), ZSTD_findDecompressedSize() +API : changed : dropped support of legacy versions <= v0.3 (can be changed by modifying ZSTD_LEGACY_SUPPORT value) +build : new: meson build system in contrib/meson, by Dima Krasner +build : improved cmake script, by @Majlen +build : added -Wformat-security flag, as recommended by Padraig Brady +doc : new : educational decoder, by Sean Purcell + +v1.1.3 +cli : zstd can decompress .gz files (can be disabled with `make zstd-nogz` or `make HAVE_ZLIB=0`) +cli : new : experimental target `make zstdmt`, with multi-threading support +cli : new : improved dictionary builder "cover" (experimental), by Nick Terrell, based on prior work by Giuseppe Ottaviano. +cli : new : advanced commands for detailed parameters, by Przemyslaw Skibinski +cli : fix zstdless on Mac OS-X, by Andrew Janke +cli : fix #232 "compress non-files" +dictBuilder : improved dictionary generation quality, thanks to Nick Terrell +API : new : lib/compress/ZSTDMT_compress.h multithreading API (experimental) +API : new : ZSTD_create?Dict_byReference(), requested by Bartosz Taudul +API : new : ZDICT_finalizeDictionary() +API : fix : ZSTD_initCStream_usingCDict() properly writes dictID into frame header, by Gregory Szorc (#511) +API : fix : all symbols properly exposed in libzstd, by Nick Terrell +build : support for Solaris target, by Przemyslaw Skibinski +doc : clarified specification, by Sean Purcell + +v1.1.2 +API : streaming : decompression : changed : automatic implicit reset when chain-decoding new frames without init +API : experimental : added : dictID retrieval functions, and ZSTD_initCStream_srcSize() +API : zbuff : changed : prototypes now generate deprecation warnings +lib : improved : faster decompression speed at ultra compression settings and 32-bits mode +lib : changed : only public ZSTD_ symbols are now exposed +lib : changed : reduced usage of stack memory +lib : fixed : several corner case bugs, by Nick Terrell +cli : new : gzstd, experimental version able to decode .gz files, by Przemyslaw Skibinski +cli : new : preserve file attributes +cli : new : added zstdless and zstdgrep tools +cli : fixed : status displays total amount decoded, even for file consisting of multiple frames (like pzstd) +cli : fixed : zstdcat +zlib_wrapper : added support for gz* functions, by Przemyslaw Skibinski +install : better compatibility with FreeBSD, by Dimitry Andric +source tree : changed : zbuff source files moved to lib/deprecated + +v1.1.1 +New : command -M#, --memory=, --memlimit=, --memlimit-decompress= to limit allowed memory consumption +New : doc/zstd_manual.html, by Przemyslaw Skibinski +Improved : slightly better compression ratio at --ultra levels (>= 20) +Improved : better memory usage when using streaming compression API, thanks to @Rogier-5 report +Added : API : ZSTD_initCStream_usingCDict(), ZSTD_initDStream_usingDDict() (experimental section) +Added : example/multiple_streaming_compression.c +Changed : zstd_errors.h is now installed within /include (and replaces errors_public.h) +Updated man page +Fixed : zstd-small, zstd-compress and zstd-decompress compilation targets + +v1.1.0 +New : contrib/pzstd, parallel version of zstd, by Nick Terrell +added : NetBSD install target (#338) +Improved : speed for batches of small files +Improved : speed of zlib wrapper, by Przemyslaw Skibinski +Changed : libzstd on Windows supports legacy formats, by Christophe Chevalier +Fixed : CLI -d output to stdout by default when input is stdin (#322) +Fixed : CLI correctly detects console on Mac OS-X +Fixed : CLI supports recursive mode `-r` on Mac OS-X +Fixed : Legacy decoders use unified error codes, reported by benrg (#341), fixed by Przemyslaw Skibinski +Fixed : compatibility with OpenBSD, reported by Juan Francisco Cantero Hurtado (#319) +Fixed : compatibility with Hurd, by Przemyslaw Skibinski (#365) +Fixed : zstd-pgo, reported by octoploid (#329) + +v1.0.0 +Change Licensing, all project is now BSD, Copyright Facebook +Small decompression speed improvement +API : Streaming API supports legacy format +API : ZDICT_getDictID(), ZSTD_sizeof_{CCtx, DCtx, CStream, DStream}(), ZSTD_setDStreamParameter() +CLI supports legacy formats v0.4+ +Fixed : compression fails on certain huge files, reported by Jesse McGrew +Enhanced documentation, by Przemyslaw Skibinski + +v0.8.1 +New streaming API +Changed : --ultra now enables levels beyond 19 +Changed : -i# now selects benchmark time in second +Fixed : ZSTD_compress* can now compress > 4 GB in a single pass, reported by Nick Terrell +Fixed : speed regression on specific patterns (#272) +Fixed : support for Z_SYNC_FLUSH, by Dmitry Krot (#291) +Fixed : ICC compilation, by Przemyslaw Skibinski + +v0.8.0 +Improved : better speed on clang and gcc -O2, thanks to Eric Biggers +New : Build on FreeBSD and DragonFly, thanks to JrMarino +Changed : modified API : ZSTD_compressEnd() +Fixed : legacy mode with ZSTD_HEAPMODE=0, by Christopher Bergqvist +Fixed : premature end of frame when zero-sized raw block, reported by Eric Biggers +Fixed : large dictionaries (> 384 KB), reported by Ilona Papava +Fixed : checksum correctly checked in single-pass mode +Fixed : combined --test amd --rm, reported by Andreas M. Nilsson +Modified : minor compression level adaptations +Updated : compression format specification to v0.2.0 +changed : zstd.h moved to /lib directory + +v0.7.5 +Transition version, supporting decoding of v0.8.x + +v0.7.4 +Added : homebrew for Mac, by Daniel Cade +Added : more examples +Fixed : segfault when using small dictionaries, reported by Felix Handte +Modified : default compression level for CLI is now 3 +Updated : specification, to v0.1.1 + +v0.7.3 +New : compression format specification +New : `--` separator, stating that all following arguments are file names. Suggested by Chip Turner. +New : `ZSTD_getDecompressedSize()` +New : OpenBSD target, by Juan Francisco Cantero Hurtado +New : `examples` directory +fixed : dictBuilder using HC levels, reported by Bartosz Taudul +fixed : legacy support from ZSTD_decompress_usingDDict(), reported by Felix Handte +fixed : multi-blocks decoding with intermediate uncompressed blocks, reported by Greg Slazinski +modified : removed "mem.h" and "error_public.h" dependencies from "zstd.h" (experimental section) +modified : legacy functions no longer need magic number + +v0.7.2 +fixed : ZSTD_decompressBlock() using multiple consecutive blocks. Reported by Greg Slazinski. +fixed : potential segfault on very large files (many gigabytes). Reported by Chip Turner. +fixed : CLI displays system error message when destination file cannot be created (#231). Reported by Chip Turner. + +v0.7.1 +fixed : ZBUFF_compressEnd() called multiple times with too small `dst` buffer, reported by Christophe Chevalier +fixed : dictBuilder fails if first sample is too small, reported by Руслан Ковалёв +fixed : corruption issue, reported by cj +modified : checksum enabled by default in command line mode + +v0.7.0 +New : Support for directory compression, using `-r`, thanks to Przemyslaw Skibinski +New : Command `--rm`, to remove source file after successful de/compression +New : Visual build scripts, by Christophe Chevalier +New : Support for Sparse File-systems (do not use space for zero-filled sectors) +New : Frame checksum support +New : Support pass-through mode (when using `-df`) +API : more efficient Dictionary API : `ZSTD_compress_usingCDict()`, `ZSTD_decompress_usingDDict()` +API : create dictionary files from custom content, by Giuseppe Ottaviano +API : support for custom malloc/free functions +New : controllable Dictionary ID +New : Support for skippable frames + +v0.6.1 +New : zlib wrapper API, thanks to Przemyslaw Skibinski +New : Ability to compile compressor / decompressor separately +Changed : new lib directory structure +Fixed : Legacy codec v0.5 compatible with dictionary decompression +Fixed : Decoder corruption error (#173) +Fixed : null-string roundtrip (#176) +New : benchmark mode can select directory as input +Experimental : midipix support, VMS support + +v0.6.0 +Stronger high compression modes, thanks to Przemyslaw Skibinski +API : ZSTD_getFrameParams() provides size of decompressed content +New : highest compression modes require `--ultra` command to fully unleash their capacity +Fixed : zstd cli return error code > 0 and removes dst file artifact when decompression fails, thanks to Chip Turner + +v0.5.1 +New : Optimal parsing => Very high compression modes, thanks to Przemyslaw Skibinski +Changed : Dictionary builder integrated into libzstd and zstd cli +Changed (!) : zstd cli now uses "multiple input files" as default mode. See `zstd -h`. +Fix : high compression modes for big-endian platforms +New : zstd cli : `-t` | `--test` command + +v0.5.0 +New : dictionary builder utility +Changed : streaming & dictionary API +Improved : better compression of small data + +v0.4.7 +Improved : small compression speed improvement in HC mode +Changed : `zstd_decompress.c` has ZSTD_LEGACY_SUPPORT to 0 by default +fix : bt search bug + +v0.4.6 +fix : fast compression mode on Windows +New : cmake configuration file, thanks to Artyom Dymchenko +Improved : high compression mode on repetitive data +New : block-level API +New : ZSTD_duplicateCCtx() + +v0.4.5 +new : -m/--multiple : compress/decompress multiple files + +v0.4.4 +Fixed : high compression modes for Windows 32 bits +new : external dictionary API extended to buffered mode and accessible through command line +new : windows DLL project, thanks to Christophe Chevalier + +v0.4.3 : +new : external dictionary API +new : zstd-frugal + +v0.4.2 : +Generic minor improvements for small blocks +Fixed : big-endian compatibility, by Peter Harris (#85) + +v0.4.1 +Fixed : ZSTD_LEGACY_SUPPORT=0 build mode (reported by Luben) +removed `zstd.c` + +v0.4.0 +Command line utility compatible with high compression levels +Removed zstdhc => merged into zstd +Added : ZBUFF API (see zstd_buffered.h) +Rolling buffer support + +v0.3.6 +small blocks params + +v0.3.5 +minor generic compression improvements + +v0.3.4 +Faster fast cLevels + +v0.3.3 +Small compression ratio improvement + +v0.3.2 +Fixed Visual Studio + +v0.3.1 : +Small compression ratio improvement + +v0.3 +HC mode : compression levels 2-26 + +v0.2.2 +Fix : Visual Studio 2013 & 2015 release compilation, by Christophe Chevalier + +v0.2.1 +Fix : Read errors, advanced fuzzer tests, by Hanno Böck + +v0.2.0 +**Breaking format change** +Faster decompression speed +Can still decode v0.1 format + +v0.1.3 +fix uninitialization warning, reported by Evan Nemerson + +v0.1.2 +frame concatenation support + +v0.1.1 +fix compression bug +detects write-flush errors + +v0.1.0 +first release Copied: vendor/zstd/1.4.4/Makefile (from r354371, vendor/zstd/dist/Makefile) ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ vendor/zstd/1.4.4/Makefile Wed Nov 6 06:43:13 2019 (r354372, copy of r354371, vendor/zstd/dist/Makefile) @@ -0,0 +1,392 @@ +# ################################################################ +# Copyright (c) 2015-present, Yann Collet, Facebook, Inc. +# All rights reserved. +# +# This source code is licensed under both the BSD-style license (found in the +# LICENSE file in the root directory of this source tree) and the GPLv2 (found +# in the COPYING file in the root directory of this source tree). +# ################################################################ + +PRGDIR = programs +ZSTDDIR = lib +BUILDIR = build +ZWRAPDIR = zlibWrapper +TESTDIR = tests +FUZZDIR = $(TESTDIR)/fuzz + +# Define nul output +VOID = /dev/null + +ifneq (,$(filter Windows%,$(OS))) +EXT =.exe +else +EXT = +endif + +## default: Build lib-release and zstd-release +.PHONY: default +default: lib-release zstd-release + +.PHONY: all +all: allmost examples manual contrib + +.PHONY: allmost +allmost: allzstd zlibwrapper + +# skip zwrapper, can't build that on alternate architectures without the proper zlib installed +.PHONY: allzstd +allzstd: lib + $(MAKE) -C $(PRGDIR) all + $(MAKE) -C $(TESTDIR) all + +.PHONY: all32 +all32: + $(MAKE) -C $(PRGDIR) zstd32 + $(MAKE) -C $(TESTDIR) all32 + +.PHONY: lib lib-release libzstd.a +lib lib-release : + @$(MAKE) -C $(ZSTDDIR) $@ + +.PHONY: zstd zstd-release +zstd zstd-release: + @$(MAKE) -C $(PRGDIR) $@ + cp $(PRGDIR)/zstd$(EXT) . + +.PHONY: zstdmt +zstdmt: + @$(MAKE) -C $(PRGDIR) $@ + cp $(PRGDIR)/zstd$(EXT) ./zstdmt$(EXT) + +.PHONY: zlibwrapper +zlibwrapper: lib + $(MAKE) -C $(ZWRAPDIR) all + +## test: run long-duration tests +.PHONY: test +DEBUGLEVEL ?= 1 +test: MOREFLAGS += -g -DDEBUGLEVEL=$(DEBUGLEVEL) -Werror +test: + MOREFLAGS="$(MOREFLAGS)" $(MAKE) -j -C $(PRGDIR) allVariants + $(MAKE) -C $(TESTDIR) $@ + ZSTD=../../programs/zstd $(MAKE) -C doc/educational_decoder test + +## shortest: same as `make check` +.PHONY: shortest +shortest: + $(MAKE) -C $(TESTDIR) $@ + +## check: run basic tests for `zstd` cli +.PHONY: check +check: shortest + +## examples: build all examples in `/examples` directory +.PHONY: examples +examples: lib + CPPFLAGS=-I../lib LDFLAGS=-L../lib $(MAKE) -C examples/ all + +## manual: generate API documentation in html format +.PHONY: manual +manual: + $(MAKE) -C contrib/gen_html $@ + +## man: generate man page +.PHONY: man +man: + $(MAKE) -C programs $@ + +## contrib: build all supported projects in `/contrib` directory +.PHONY: contrib +contrib: lib + $(MAKE) -C contrib/pzstd all + $(MAKE) -C contrib/seekable_format/examples all + $(MAKE) -C contrib/largeNbDicts all + cd contrib/single_file_decoder/ ; ./build_test.sh + +.PHONY: cleanTabs +cleanTabs: + cd contrib; ./cleanTabs + +.PHONY: clean +clean: + @$(MAKE) -C $(ZSTDDIR) $@ > $(VOID) + @$(MAKE) -C $(PRGDIR) $@ > $(VOID) + @$(MAKE) -C $(TESTDIR) $@ > $(VOID) + @$(MAKE) -C $(ZWRAPDIR) $@ > $(VOID) + @$(MAKE) -C examples/ $@ > $(VOID) + @$(MAKE) -C contrib/gen_html $@ > $(VOID) + @$(MAKE) -C contrib/pzstd $@ > $(VOID) + @$(MAKE) -C contrib/seekable_format/examples $@ > $(VOID) + @$(MAKE) -C contrib/largeNbDicts $@ > $(VOID) + @$(RM) zstd$(EXT) zstdmt$(EXT) tmp* + @$(RM) -r lz4 + @echo Cleaning completed + +#------------------------------------------------------------------------------ +# make install is validated only for Linux, macOS, Hurd and some BSD targets +#------------------------------------------------------------------------------ +ifneq (,$(filter $(shell uname),Linux Darwin GNU/kFreeBSD GNU OpenBSD FreeBSD DragonFly NetBSD MSYS_NT Haiku)) + +HOST_OS = POSIX +CMAKE_PARAMS = -DZSTD_BUILD_CONTRIB:BOOL=ON -DZSTD_BUILD_STATIC:BOOL=ON -DZSTD_BUILD_TESTS:BOOL=ON -DZSTD_ZLIB_SUPPORT:BOOL=ON -DZSTD_LZMA_SUPPORT:BOOL=ON -DCMAKE_BUILD_TYPE=Release + +HAVE_COLORNEVER = $(shell echo a | egrep --color=never a > /dev/null 2> /dev/null && echo 1 || echo 0) +EGREP_OPTIONS ?= +ifeq ($HAVE_COLORNEVER, 1) +EGREP_OPTIONS += --color=never +endif +EGREP = egrep $(EGREP_OPTIONS) + +# Print a two column output of targets and their description. To add a target description, put a +# comment in the Makefile with the format "## : ". For example: +# +## list: Print all targets and their descriptions (if provided) +.PHONY: list +list: + @TARGETS=$$($(MAKE) -pRrq -f $(lastword $(MAKEFILE_LIST)) : 2>/dev/null \ + | awk -v RS= -F: '/^# File/,/^# Finished Make data base/ {if ($$1 !~ "^[#.]") {print $$1}}' \ + | $(EGREP) -v -e '^[^[:alnum:]]' | sort); \ + { \ + printf "Target Name\tDescription\n"; \ + printf "%0.s-" {1..16}; printf "\t"; printf "%0.s-" {1..40}; printf "\n"; \ + for target in $$TARGETS; do \ + line=$$($(EGREP) "^##[[:space:]]+$$target:" $(lastword $(MAKEFILE_LIST))); \ + description=$$(echo $$line | awk '{i=index($$0,":"); print substr($$0,i+1)}' | xargs); \ + printf "$$target\t$$description\n"; \ + done \ + } | column -t -s $$'\t' + +.PHONY: install armtest usan asan uasan +install: + @$(MAKE) -C $(ZSTDDIR) $@ + @$(MAKE) -C $(PRGDIR) $@ + +.PHONY: uninstall +uninstall: + @$(MAKE) -C $(ZSTDDIR) $@ + @$(MAKE) -C $(PRGDIR) $@ + +.PHONY: travis-install +travis-install: + $(MAKE) install PREFIX=~/install_test_dir + +.PHONY: gcc5build +gcc5build: clean + gcc-5 -v + CC=gcc-5 $(MAKE) all MOREFLAGS="-Werror" + +.PHONY: gcc6build +gcc6build: clean + gcc-6 -v + CC=gcc-6 $(MAKE) all MOREFLAGS="-Werror" + +.PHONY: gcc7build +gcc7build: clean + gcc-7 -v + CC=gcc-7 $(MAKE) all MOREFLAGS="-Werror" + +.PHONY: clangbuild +clangbuild: clean + clang -v + CXX=clang++ CC=clang CFLAGS="-Werror -Wconversion -Wno-sign-conversion -Wdocumentation" $(MAKE) all + +m32build: clean + gcc -v + $(MAKE) all32 + +armbuild: clean + CC=arm-linux-gnueabi-gcc CFLAGS="-Werror" $(MAKE) allzstd + +aarch64build: clean + CC=aarch64-linux-gnu-gcc CFLAGS="-Werror" $(MAKE) allzstd + +ppcbuild: clean + CC=powerpc-linux-gnu-gcc CFLAGS="-m32 -Wno-attributes -Werror" $(MAKE) allzstd + +ppc64build: clean + CC=powerpc-linux-gnu-gcc CFLAGS="-m64 -Werror" $(MAKE) allzstd + +armfuzz: clean + CC=arm-linux-gnueabi-gcc QEMU_SYS=qemu-arm-static MOREFLAGS="-static" FUZZER_FLAGS=--no-big-tests $(MAKE) -C $(TESTDIR) fuzztest + +aarch64fuzz: clean + ld -v + CC=aarch64-linux-gnu-gcc QEMU_SYS=qemu-aarch64-static MOREFLAGS="-static" FUZZER_FLAGS=--no-big-tests $(MAKE) -C $(TESTDIR) fuzztest + +ppcfuzz: clean + CC=powerpc-linux-gnu-gcc QEMU_SYS=qemu-ppc-static MOREFLAGS="-static" FUZZER_FLAGS=--no-big-tests $(MAKE) -C $(TESTDIR) fuzztest + +ppc64fuzz: clean + CC=powerpc-linux-gnu-gcc QEMU_SYS=qemu-ppc64-static MOREFLAGS="-m64 -static" FUZZER_FLAGS=--no-big-tests $(MAKE) -C $(TESTDIR) fuzztest + +.PHONY: cxxtest +cxxtest: CXXFLAGS += -Wall -Wextra -Wundef -Wshadow -Wcast-align -Werror +cxxtest: clean + $(MAKE) -C $(PRGDIR) all CC="$(CXX) -Wno-deprecated" CFLAGS="$(CXXFLAGS)" # adding -Wno-deprecated to avoid clang++ warning on dealing with C files directly + +gcc5test: clean + gcc-5 -v + $(MAKE) all CC=gcc-5 MOREFLAGS="-Werror" + +gcc6test: clean + gcc-6 -v + $(MAKE) all CC=gcc-6 MOREFLAGS="-Werror" + +armtest: clean + $(MAKE) -C $(TESTDIR) datagen # use native, faster + $(MAKE) -C $(TESTDIR) test CC=arm-linux-gnueabi-gcc QEMU_SYS=qemu-arm-static ZSTDRTTEST= MOREFLAGS="-Werror -static" FUZZER_FLAGS=--no-big-tests + +aarch64test: + $(MAKE) -C $(TESTDIR) datagen # use native, faster + $(MAKE) -C $(TESTDIR) test CC=aarch64-linux-gnu-gcc QEMU_SYS=qemu-aarch64-static ZSTDRTTEST= MOREFLAGS="-Werror -static" FUZZER_FLAGS=--no-big-tests + +ppctest: clean + $(MAKE) -C $(TESTDIR) datagen # use native, faster + $(MAKE) -C $(TESTDIR) test CC=powerpc-linux-gnu-gcc QEMU_SYS=qemu-ppc-static ZSTDRTTEST= MOREFLAGS="-Werror -Wno-attributes -static" FUZZER_FLAGS=--no-big-tests + +ppc64test: clean + $(MAKE) -C $(TESTDIR) datagen # use native, faster + $(MAKE) -C $(TESTDIR) test CC=powerpc-linux-gnu-gcc QEMU_SYS=qemu-ppc64-static ZSTDRTTEST= MOREFLAGS="-m64 -static" FUZZER_FLAGS=--no-big-tests + +arm-ppc-compilation: + $(MAKE) -C $(PRGDIR) clean zstd CC=arm-linux-gnueabi-gcc QEMU_SYS=qemu-arm-static ZSTDRTTEST= MOREFLAGS="-Werror -static" + $(MAKE) -C $(PRGDIR) clean zstd CC=aarch64-linux-gnu-gcc QEMU_SYS=qemu-aarch64-static ZSTDRTTEST= MOREFLAGS="-Werror -static" + $(MAKE) -C $(PRGDIR) clean zstd CC=powerpc-linux-gnu-gcc QEMU_SYS=qemu-ppc-static ZSTDRTTEST= MOREFLAGS="-Werror -Wno-attributes -static" + $(MAKE) -C $(PRGDIR) clean zstd CC=powerpc-linux-gnu-gcc QEMU_SYS=qemu-ppc64-static ZSTDRTTEST= MOREFLAGS="-m64 -static" + +regressiontest: + $(MAKE) -C $(FUZZDIR) regressiontest + +uasanregressiontest: + $(MAKE) -C $(FUZZDIR) regressiontest CC=clang CXX=clang++ CFLAGS="-O3 -fsanitize=address,undefined" CXXFLAGS="-O3 -fsanitize=address,undefined" + +msanregressiontest: + $(MAKE) -C $(FUZZDIR) regressiontest CC=clang CXX=clang++ CFLAGS="-O3 -fsanitize=memory" CXXFLAGS="-O3 -fsanitize=memory" + +# run UBsan with -fsanitize-recover=signed-integer-overflow +# due to a bug in UBsan when doing pointer subtraction +# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63303 + +usan: clean + $(MAKE) test CC=clang MOREFLAGS="-g -fno-sanitize-recover=all -fsanitize-recover=signed-integer-overflow -fsanitize=undefined -Werror" + +asan: clean + $(MAKE) test CC=clang MOREFLAGS="-g -fsanitize=address -Werror" + +asan-%: clean + LDFLAGS=-fuse-ld=gold MOREFLAGS="-g -fno-sanitize-recover=all -fsanitize=address -Werror" $(MAKE) -C $(TESTDIR) $* + +msan: clean + $(MAKE) test CC=clang MOREFLAGS="-g -fsanitize=memory -fno-omit-frame-pointer -Werror" HAVE_LZMA=0 # datagen.c fails this test for no obvious reason + +msan-%: clean + LDFLAGS=-fuse-ld=gold MOREFLAGS="-g -fno-sanitize-recover=all -fsanitize=memory -fno-omit-frame-pointer -Werror" FUZZER_FLAGS=--no-big-tests $(MAKE) -C $(TESTDIR) HAVE_LZMA=0 $* + +asan32: clean + $(MAKE) -C $(TESTDIR) test32 CC=clang MOREFLAGS="-g -fsanitize=address" + +uasan: clean + $(MAKE) test CC=clang MOREFLAGS="-g -fno-sanitize-recover=all -fsanitize-recover=signed-integer-overflow -fsanitize=address,undefined -Werror" + +uasan-%: clean + LDFLAGS=-fuse-ld=gold MOREFLAGS="-g -fno-sanitize-recover=all -fsanitize-recover=signed-integer-overflow -fsanitize=address,undefined -Werror" $(MAKE) -C $(TESTDIR) $* + +tsan-%: clean + LDFLAGS=-fuse-ld=gold MOREFLAGS="-g -fno-sanitize-recover=all -fsanitize=thread -Werror" $(MAKE) -C $(TESTDIR) $* FUZZER_FLAGS=--no-big-tests + +apt-install: + sudo apt-get -yq --no-install-suggests --no-install-recommends --force-yes install $(APT_PACKAGES) + +apt-add-repo: + sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test + sudo apt-get update -y -qq + +ppcinstall: + APT_PACKAGES="qemu-system-ppc qemu-user-static gcc-powerpc-linux-gnu" $(MAKE) apt-install + +arminstall: + APT_PACKAGES="qemu-system-arm qemu-user-static gcc-arm-linux-gnueabi libc6-dev-armel-cross gcc-aarch64-linux-gnu libc6-dev-arm64-cross" $(MAKE) apt-install + +valgrindinstall: + APT_PACKAGES="valgrind" $(MAKE) apt-install + +libc6install: + APT_PACKAGES="libc6-dev-i386 gcc-multilib" $(MAKE) apt-install + +gcc6install: apt-add-repo + APT_PACKAGES="libc6-dev-i386 gcc-multilib gcc-6 gcc-6-multilib" $(MAKE) apt-install + +gcc7install: apt-add-repo + APT_PACKAGES="libc6-dev-i386 gcc-multilib gcc-7 gcc-7-multilib" $(MAKE) apt-install + +gcc8install: apt-add-repo + APT_PACKAGES="libc6-dev-i386 gcc-multilib gcc-8 gcc-8-multilib" $(MAKE) apt-install + +gpp6install: apt-add-repo + APT_PACKAGES="libc6-dev-i386 g++-multilib gcc-6 g++-6 g++-6-multilib" $(MAKE) apt-install + +clang38install: + APT_PACKAGES="clang-3.8" $(MAKE) apt-install + +# Ubuntu 14.04 ships a too-old lz4 +lz4install: + [ -e lz4 ] || git clone https://github.com/lz4/lz4 && sudo $(MAKE) -C lz4 install + +endif + + +ifneq (,$(filter MSYS%,$(shell uname))) +HOST_OS = MSYS +CMAKE_PARAMS = -G"MSYS Makefiles" -DZSTD_MULTITHREAD_SUPPORT:BOOL=OFF -DZSTD_BUILD_STATIC:BOOL=ON -DZSTD_BUILD_TESTS:BOOL=ON +endif + + +#------------------------------------------------------------------------ +# target specific tests +#------------------------------------------------------------------------ +ifneq (,$(filter $(HOST_OS),MSYS POSIX)) +cmakebuild: + cmake --version + $(RM) -r $(BUILDIR)/cmake/build + mkdir $(BUILDIR)/cmake/build + cd $(BUILDIR)/cmake/build ; cmake -DCMAKE_INSTALL_PREFIX:PATH=~/install_test_dir $(CMAKE_PARAMS) .. ; $(MAKE) install ; $(MAKE) uninstall + +c90build: clean + $(CC) -v + CFLAGS="-std=c90 -Werror" $(MAKE) allmost # will fail, due to missing support for `long long` + +gnu90build: clean + $(CC) -v + CFLAGS="-std=gnu90 -Werror" $(MAKE) allmost + +c99build: clean + $(CC) -v + CFLAGS="-std=c99 -Werror" $(MAKE) allmost + +gnu99build: clean + $(CC) -v + CFLAGS="-std=gnu99 -Werror" $(MAKE) allmost + +c11build: clean + $(CC) -v + CFLAGS="-std=c11 -Werror" $(MAKE) allmost + +bmix64build: clean + $(CC) -v + CFLAGS="-O3 -mbmi -Werror" $(MAKE) -C $(TESTDIR) test + +bmix32build: clean + $(CC) -v + CFLAGS="-O3 -mbmi -mx32 -Werror" $(MAKE) -C $(TESTDIR) test + +bmi32build: clean + $(CC) -v + CFLAGS="-O3 -mbmi -m32 -Werror" $(MAKE) -C $(TESTDIR) test + +# static analyzer test uses clang's scan-build +# does not analyze zlibWrapper, due to detected issues in zlib source code +staticAnalyze: SCANBUILD ?= scan-build +staticAnalyze: + $(CC) -v + CC=$(CC) CPPFLAGS=-g $(SCANBUILD) --status-bugs -v $(MAKE) allzstd examples contrib +endif Copied: vendor/zstd/1.4.4/README.md (from r354371, vendor/zstd/dist/README.md) ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ vendor/zstd/1.4.4/README.md Wed Nov 6 06:43:13 2019 (r354372, copy of r354371, vendor/zstd/dist/README.md) @@ -0,0 +1,173 @@ +

Zstandard

+ +__Zstandard__, or `zstd` as short version, is a fast lossless compression algorithm, +targeting real-time compression scenarios at zlib-level and better compression ratios. +It's backed by a very fast entropy stage, provided by [Huff0 and FSE library](https://github.com/Cyan4973/FiniteStateEntropy). + +The project is provided as an open-source dual [BSD](LICENSE) and [GPLv2](COPYING) licensed **C** library, +and a command line utility producing and decoding `.zst`, `.gz`, `.xz` and `.lz4` files. +Should your project require another programming language, +a list of known ports and bindings is provided on [Zstandard homepage](http://www.zstd.net/#other-languages). + +**Development branch status:** + +[![Build Status][travisDevBadge]][travisLink] +[![Build status][AppveyorDevBadge]][AppveyorLink] +[![Build status][CircleDevBadge]][CircleLink] +[![Build status][CirrusDevBadge]][CirrusLink] +[![Fuzzing Status][OSSFuzzBadge]][OSSFuzzLink] + +[travisDevBadge]: https://travis-ci.org/facebook/zstd.svg?branch=dev "Continuous Integration test suite" +[travisLink]: https://travis-ci.org/facebook/zstd +[AppveyorDevBadge]: https://ci.appveyor.com/api/projects/status/xt38wbdxjk5mrbem/branch/dev?svg=true "Windows test suite" +[AppveyorLink]: https://ci.appveyor.com/project/YannCollet/zstd-p0yf0 +[CircleDevBadge]: https://circleci.com/gh/facebook/zstd/tree/dev.svg?style=shield "Short test suite" +[CircleLink]: https://circleci.com/gh/facebook/zstd +[CirrusDevBadge]: https://api.cirrus-ci.com/github/facebook/zstd.svg?branch=dev +[CirrusLink]: https://cirrus-ci.com/github/facebook/zstd +[OSSFuzzBadge]: https://oss-fuzz-build-logs.storage.googleapis.com/badges/zstd.svg +[OSSFuzzLink]: https://bugs.chromium.org/p/oss-fuzz/issues/list?sort=-opened&can=1&q=proj:zstd + +## Benchmarks + +For reference, several fast compression algorithms were tested and compared +on a server running Arch Linux (`Linux version 5.0.5-arch1-1`), +with a Core i9-9900K CPU @ 5.0GHz, +using [lzbench], an open-source in-memory benchmark by @inikep +compiled with [gcc] 8.2.1, +on the [Silesia compression corpus]. + +[lzbench]: https://github.com/inikep/lzbench +[Silesia compression corpus]: http://sun.aei.polsl.pl/~sdeor/index.php?page=silesia +[gcc]: https://gcc.gnu.org/ + +| Compressor name | Ratio | Compression| Decompress.| +| --------------- | ------| -----------| ---------- | +| **zstd 1.4.0 -1** | 2.884 | 530 MB/s | 1360 MB/s | +| zlib 1.2.11 -1 | 2.743 | 110 MB/s | 440 MB/s | +| brotli 1.0.7 -0 | 2.701 | 430 MB/s | 470 MB/s | +| quicklz 1.5.0 -1 | 2.238 | 600 MB/s | 800 MB/s | +| lzo1x 2.09 -1 | 2.106 | 680 MB/s | 950 MB/s | +| lz4 1.8.3 | 2.101 | 800 MB/s | 4220 MB/s | +| snappy 1.1.4 | 2.073 | 580 MB/s | 2020 MB/s | +| lzf 3.6 -1 | 2.077 | 440 MB/s | 930 MB/s | + +[zlib]: http://www.zlib.net/ +[LZ4]: http://www.lz4.org/ + +Zstd can also offer stronger compression ratios at the cost of compression speed. +Speed vs Compression trade-off is configurable by small increments. +Decompression speed is preserved and remains roughly the same at all settings, +a property shared by most LZ compression algorithms, such as [zlib] or lzma. + +The following tests were run +on a server running Linux Debian (`Linux version 4.14.0-3-amd64`) +with a Core i7-6700K CPU @ 4.0GHz, +using [lzbench], an open-source in-memory benchmark by @inikep +compiled with [gcc] 7.3.0, +on the [Silesia compression corpus]. + +Compression Speed vs Ratio | Decompression Speed +---------------------------|-------------------- *** DIFF OUTPUT TRUNCATED AT 1000 LINES ***